CVE-2007-4573

The IA32 system call emulation functionality in Linux kernel 2.4.x and 2.6.x before 2.6.22.7, when running on the x86_64 architecture, does not zero extend the eax register after the 32bit entry path to ptrace is used, which might allow local users to gain privileges by triggering an out-of-bounds access to the system call table using the %RAX register.

Date published : 2007-09-24

http://www.securityfocus.com/bid/25774

http://www.securityfocus.com/archive/1/480451/100/0/threaded